00773nam a22001932a 45000010033000000030009000330050017000420080041000590350015001000400021001151000037001361110055001732450127002282600043003553000010003985000072004087000037004807110062005170c05121abd2041c28196cac1a7b14c1dUK-BiTAL20050705110813.0790509s1964    xxk     |    o000 ||eng|d  a()x4468651  aBDcBDdUK-BiTAL1 aDowling, James Walter Frederick.2 aConference on Civil Engineering Problems Overseas.14aThe use of aerial photographs in materialssurveys and classification of landforms /c[by] J.W.F. Dowling, F.H.P. Williams.  bInstitution of Civil Engineers,c1964.  a1 vol  aPaper from Conference on Civil Engineering problems Overseas, 1964.1 aWilliams, Frederik Harry Paston.2 aConference on Civil Engineering Problems Overseasd(1964)